CN114247117B

CN114247117B - Volleyball smash's trainer

Info

Publication number: CN114247117B
Application number: CN202111618332.2A
Authority: CN
Inventors: 乔晨溪; 石颖杰; 卞防; 杨景浩; 王雅茹
Original assignee: Henan Institute of Economics and Trade
Current assignee: Henan Institute of Economics and Trade
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2023-07-07
Anticipated expiration: 2041-12-27
Also published as: CN114247117A

Abstract

The invention relates to a volleyball smash training device, which comprises an installation box I, wherein the left side and the right side of the inside of the installation box I are respectively provided with a height adjusting mechanism I, the upper ends of the two height adjusting mechanisms I are provided with an installation plate I, four corners of the upper ends of the installation plate I are respectively provided with a telescopic rod, the upper ends of the four telescopic rods are fixedly connected with an installation plate II, the telescopic rods are sleeved with a compression spring, two athletes are respectively positioned at the left side and the right side of the device in the actual use process, the volleyball is alternately smashed, the elasticity of the volleyball and the dynamic potential energy carried by the volleyball in the smash process are utilized to collect and release the volleyball, the training process can be continued without interval, and simultaneously, the relative angles of the installation plate II can be changed through the height adjusting mechanism I, so that the reflection angles of the volleyball of the device are changed, and the volleyball device can adapt to volleyball at different levels.

Description

Volleyball smash's trainer

Technical Field

The invention relates to the technical field of sports training devices, in particular to a training device for volleyball smash.

Background

Volleyball sports are one of ball items for organizing attack and defense by using hands to serve, cushion, pass, smash, blocking and other actions, and smash is the most aggressive means in volleyball competition, so training of smash actions is a necessary lesson for volleyball players.

Most of the prior art devices mainly utilize strings to connect volleyball and utilize winding mechanisms to control the position of volleyball, but whether the volleyball is conveyed to a designated height for being hit by a sportsman, or the volleyball is hit by other mechanisms and then is hit by the sportsman, a great deal of time is wasted, namely the training time of the sportsman is inevitably delayed by the time required in the mechanical operation process, only the volleyball training with fewer times can be realized in a limited time, and the waiting time in the mechanical operation process is extremely easy to cause the sportsman to lose the training hand feeling, so that the effect of half the effort is achieved.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a volleyball smash training device, which has the advantages of helping athletes to increase training times as much as possible in a limited time and ensuring uninterrupted training process of trainers, and solves the defects of long mechanical running time and requirement of the athletes to wait for volleyball resetting of the prior art.

In order to achieve the above purpose, the present invention adopts the following technical scheme:

the utility model provides a training device of volleyball smash, includes mounting box I, mounting box I inside is provided with height-adjusting mechanism I, height-adjusting mechanism I quantity is two, sets up about, and two height-adjusting mechanism I upper ends are provided with a mounting panel I, height-adjusting mechanism I upper end is connected with mounting panel I hinge, lower extreme and mounting box I sliding connection are for mounting box I is controlling rectilinear motion, mounting panel I upper end four corners is provided with a telescopic link respectively, four telescopic link upper end fixedly connected with mounting panel II, the telescopic link overcoat has a compression spring, compression spring lower terminal surface and mounting panel I fixed connection, up end and mounting panel II fixed connection, mounting panel I upper end is provided with an inclination sensor, mounting panel I upper end still is provided with a controller, controller input and inclination sensor electric connection, output and height-adjusting mechanism I electric connection.

Preferably, the height adjusting mechanism I comprises a mounting box II, two sides of the mounting box II are respectively and fixedly connected with a fixing block, an internal thread hole is vertically formed in the fixing block, a vertically arranged screw rod is screwed into the internal thread hole, and a rotating mechanism is arranged at the lower ends of the two screw rods.

Preferably, the rotating mechanism comprises a driving motor which is horizontally arranged, a bevel gear I which is vertically arranged is fixedly connected to an output shaft of the driving motor, a bevel gear II is vertically arranged on the front side and the rear side of the bevel gear I respectively, one end of each bevel gear II is mutually far away from a transmission rod which is fixedly connected with a bevel gear III which is vertically arranged, one end of each transmission rod is relatively far away from the bevel gear II, a bevel gear IV is horizontally arranged at the lower end of each bevel gear III, a diamond rod is fixedly connected to the upper end of each bevel gear IV, a diamond groove is vertically arranged on each diamond rod, each diamond rod is in sliding connection with each screw, each diamond rod performs up-down rectilinear motion relative to each screw, each bevel gear I is matched with each bevel gear II and meshed with each bevel gear II, and each bevel gear III is matched with each bevel gear IV and meshed with each bevel gear IV.

Preferably, the four corners of the installation box I are respectively provided with a height adjusting mechanism II.

Preferably, the upper end of the mounting plate II is slidably connected with a contact plate, the contact plate moves linearly up and down relative to the mounting plate II, a pressure sensor is arranged between the mounting plate II and the contact plate, the pressure sensor is electrically connected with the input end of the controller, and the output end of the controller is electrically connected with a counter.

Preferably, a storage battery is arranged in the installation box I.

Compared with the prior art, the invention has the following beneficial effects:

according to the device, the telescopic rod and the compression spring are matched with each other, so that two athletes can be simultaneously supported for training, the two athletes are respectively positioned at the left side and the right side of the device in the actual use process, the volleyball is hit through alternate buckling, the elasticity of the volleyball and the dynamic potential energy carried by the volleyball in the ball buckling process are utilized, the compression spring is utilized for collecting and releasing the dynamic potential energy carried by the volleyball in the ball buckling process, the training process is free from intervals, the training is continued, and the device accords with the hitting process in the actual game process.

The invention enables the relative heights of the left side and the right side of the contact plate to be adjustable through the two left-right arranged height adjusting mechanisms I, namely, the player can control the rebound angle of the volleyball by changing the relative angle of the contact plate in the actual training process, namely, the device can judge the volleyball position more clearly and accurately for a beginner so as to help the beginner to cultivate the hand feeling of the volleyball faster, and the device can enable the position and the angle of each volleyball of the player to be different by changing the rebound angle in the training process for the senior player, thereby helping the senior player to improve the level of the volleyball.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the height adjusting mechanism I of the present invention;

FIG. 3 is a schematic view of the whole structure of the rotating mechanism of the present invention;

fig. 4 is a schematic diagram of the circuit connection of the present invention.

In the figure: 1. a pressure sensor; 2. a contact plate; 3. a mounting plate II; 4. a compression spring; 5. a telescopic rod; 6. a height adjusting mechanism I; 610. a rotating mechanism; 611. a bevel gear IV; 612. a diamond-shaped rod; 613. bevel gears III; 614. bevel gears I; 615. a driving motor; 616. bevel gears II; 617. a transmission rod; 620. a fixed block; 630. a screw; 640. a mounting box II; 7. a counter; 8. an inclination sensor; 9. a controller; 10. a storage battery; 11. a mounting plate I; 12. a mounting box I; 13. and a height adjusting mechanism II.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Referring to fig. 1-4, a volleyball smash training device includes a mounting box i 12, wherein the mounting box i 12 is required to be placed on a flat ground during actual use, and is used as a support for the whole device.

The four corners of the installation box I12 are respectively provided with a height adjusting mechanism II 13, and the relative heights of the four corners of the installation box I12 can be respectively adjusted through the height adjusting mechanisms II 13 so that the installation box I12 is kept in a horizontal state.

The height adjusting mechanism ii 13 may be used to adjust the height of the four corners of the mounting box i 12 in various manners, for example, by using the mutual fit between the threaded rod and the internally threaded tube, by changing the relative length of the threaded rod that is immersed in the internally threaded tube, or by using a multi-section sleeve (not shown in the drawings).

The installation box I12 is internally provided with a height adjusting mechanism I6.

The height adjusting mechanism I6 comprises a mounting box II 640, and the mounting box II 640 is in sliding connection with the mounting box I12 and does left-right linear motion relative to the mounting box I12.

Sliding connection between mounting box II 640 and the mounting box I12 can be realized through multiple mode, for example at mounting box II 640 lower extreme fixedly connected with T type piece I, be provided with T type groove I to T type piece I in mounting box I12, can realize mounting box II 640 for mounting box I12 about rectilinear motion through the cooperation between T type piece I and the T type groove I to guarantee only can control rectilinear motion between mounting box II 640 and the mounting box I12.

The front side and the rear side of the installation box II 640 are respectively fixedly connected with a fixing block 620, and the fixing blocks 620 can be ensured not to rotate relative to the installation box II 640 through the fixed connection.

The fixing block 620 is vertically provided with an internal threaded hole, and a vertically arranged screw 630 is screwed in the internal threaded hole, so that in the actual use process, a user can use the threaded connection between the internal threaded hole and the screw 630, and the user can realize the relative height change between the screw 630 and the installation box II 640 by rotating the screw 630.

The lower ends of the two screws 630 are provided with a rotating mechanism 610, and the two screws 630 are driven to rotate by the same rotating mechanism 610, so that synchronous rotation between the two screws 630 can be realized, and the upper end surfaces of the two screws 630 can be always at the same relative horizontal height.

The rotating mechanism 610 comprises a driving motor 615 which is horizontally arranged, one end of an output shaft of the driving motor 615, which is opposite to the driving motor 615, is fixedly connected with a bevel gear I614 which is vertically arranged, and the bevel gear I614 can be driven to rotate by the driving motor 615.

The front side and the rear side of the bevel gear I614 are respectively and vertically provided with a bevel gear II 616, and the bevel gear I614 is matched with the bevel gear II 616 and meshed with the bevel gear II 616, so that the bevel gear I614 can drive the two bevel gears II 616 to rotate, and the rotation rates of the two bevel gears II 616 are ensured to be consistent.

One end, away from each other, of the two bevel gears II 616 is fixedly connected with a transmission rod 617, and one end, away from the bevel gears II 616, of the transmission rod 617 is fixedly connected with a vertically arranged bevel gear III 613.

The lower end of the bevel gear III 613 is horizontally provided with a bevel gear IV 611, and the bevel gear III 613 is matched with the bevel gear IV 611 and meshed with the bevel gear IV 611 so as to drive the bevel gear IV 611 to rotate through the bevel gear III 613, namely the rotation rates of the two bevel gears IV 611 are consistent.

The upper end of the bevel gear IV 611 is fixedly connected with a diamond-shaped rod 612, and the rotation rate of the diamond-shaped rod 612 and the rotation rate of the bevel gear IV 611 are consistent through the fixed connection.

The screw 630 is vertically provided with a diamond groove for the diamond rod 612, the diamond rod 612 is located in the diamond groove, so that the diamond rod 612 drives the screw 630 to rotate through the diamond rod 612 by utilizing the structural characteristics of the diamond rod 612, and meanwhile, the diamond rod 612 and the diamond groove are mutually matched, so that the diamond rod 612 is in sliding connection with the screw 630, and the screw 630 does up-down linear motion relatively to the screw 630, namely, the relative position movement between the screw 630 and the fixed block 620 is not influenced.

The height adjusting mechanism I6 quantity is two, control the setting, and two height adjusting mechanism I6 upper ends are provided with a mounting panel I11, can change the relative height of mounting panel I11 left and right sides through height adjusting mechanism I6, change the relative angle of mounting panel I11 promptly, set up two screw rods 630 in the same height adjusting mechanism I6 simultaneously and support mounting panel I11 from front to back two directions, four-point support is more favorable to forming comprehensive support to mounting panel I11, guarantees to keep balanced and reduce the damage rate when the device is whole to receive volleyball impact.

The upper end of the height adjusting mechanism I6 is hinged with the mounting plate I11, meanwhile, the lower end of the height adjusting mechanism I is in sliding connection with the mounting box I12, and when the mounting plate I11 can be prevented from relative angle change by performing left-right linear motion relative to the mounting box I12, the mounting plate I11 cannot collide with the height adjusting mechanism I6.

The hinge connection between the screw 630 and the mounting plate can be achieved in various manners, for example, through a rotating shaft connection, a mounting block is fixedly connected to the upper end of the screw 630, a U-shaped frame is fixedly connected to the lower end of the mounting plate I11, the hinge connection between the screw 630 and the mounting plate I11 can be achieved by utilizing the mutual cooperation between the U-shaped frame and the mounting block, or a mounting ball is fixedly connected to the upper end of the screw 630, a ball groove (not shown in the figure) is fixedly connected to the lower end of the mounting plate I11, and the hinge connection between the screw 630 and the mounting plate I11 can also be achieved by utilizing the mutual cooperation between the mounting ball and the ball groove.

The four corners of mounting panel I11 upper end are provided with a telescopic link 5 respectively, and four telescopic link 5 upper end fixedly connected with mounting panel II 3 are in order to make mounting panel II 3 can be for mounting panel I11 about rectilinear motion, and only can be for mounting panel I11 about rectilinear motion, can not take place relative displacement, and the existence of four telescopic link 5 II also makes when mounting panel II 3 receives the pressure simultaneously, and four telescopic link 5 can share the pressure jointly, guarantees the relative level between mounting panel I11 and the mounting panel II 3, guarantees that the relative angle of mounting panel I11 and mounting panel II 3 is unanimous.

The telescopic rod 5 can be realized in various modes, for example, the upper end of the mounting plate I11 is fixedly connected with a sleeve, the lower end of the mounting plate I11 is fixedly connected with an inner rod, and the relative displacement between the mounting plate I11 and the mounting plate II 3 is realized through the mutual cooperation between the inner rod and the sleeve.

The telescopic link 5 has cup jointed a compression spring 4 outward, compression spring 4 up end and mounting panel I11 fixed connection, up end and mounting panel II 3 fixed connection so that in the in-service use in-process, the user smashes the volleyball behind mounting panel II 3, compression spring 4's existence can store the kinetic energy of volleyball whereabouts in-process, release, compare in traditional mode that rebounds through ground, not only rebound effect is better, rebound height is higher, still makes this device can not produce great noise.

The intelligent volleyball training device is characterized in that the upper end of the mounting plate I11 is provided with the inclination sensor 8, the relative angle of the mounting plate I11 can be judged through the inclination sensor 8, and the two height adjusting mechanisms I6 arranged at the lower end of the mounting plate I11 are combined, so that a user can accurately judge according to own requirements, and the relative angle of the mounting plate I11 is changed, namely, the ball catching angle and the rebound angle of the mounting plate II 3 in the actual use process are judged, so that the rebound direction of the volleyball is easier to control in the actual training process, the training of a novice user is facilitated, and the rebound angle can be replaced at any time according to own requirements by the user, so that the rebound direction of the volleyball is more confusing, and the user level can be trained.

The upper end of the mounting plate I11 is further provided with a controller 9, the input end of the controller 9 is electrically connected with the inclination sensor 8, the output end of the controller 9 is electrically connected with the height adjusting mechanism I6, the inclination sensor 8 monitors the mounting plate I11 in real time in the actual use process, namely the relative angle of the mounting plate II 3, and converts angle data into an electric signal to be sent to the controller 9, the controller 9 controls the relative height of the screw 630 in the two-side height adjusting mechanism I6 according to related data set by a user in advance, in the height adjusting process, the data measured by the inclination sensor 8 are changed, and when the changed relative angle data are matched with the data set by the user in advance, the controller 9 controls the height adjusting mechanism I6 to stop working.

The input end of the controller 9 is also electrically connected with a control panel so that a user can program the controller 9 through the control panel to set the relative angle of the mounting plate I11.

The control panel should select to use the control panel who has the display screen so that the user can accurately give control command to controller 9, also be convenient for the user in time learn the relative angle of mounting panel I11 simultaneously, thereby the user of being convenient for adjusts mounting panel I11 relative angle through high adjustment mechanism I6, avoid mounting panel I11 initial relative angle to have the deviation, avoid in the in-service use high adjustment mechanism I6 to lead to high adjustment mechanism I6 can not adjust mounting panel I11 to predetermineeing the angle because of self length restriction.

The utility model discloses a ball-catching device, including mounting panel II 3, mounting panel II 3 upper end sliding connection has a contact plate 2 to contact plate 2 is for mounting panel II 3 up-and-down rectilinear motion, be provided with a pressure sensor 1 between mounting panel II 3 and the contact plate 2 so that through pressure sensor 1 obtains the dynamics of ball-catching at every turn of user so that be convenient for help the user promote self ball-catching level, sliding connection between mounting panel II 3 and the contact plate 2 also makes pressure sensor 1 can normally work simultaneously, accords with pressure sensor 1 self operational property.

The pressure sensor 1 is electrically connected with the input end of the controller 9, so that a user can know the actual measurement index of the pressure sensor 1 through the controller 9.

The input end of the controller 9 is further electrically connected with a counter 7, the input end of the counter 7 is electrically connected with the pressure sensor 1, after the pressure sensor 1 monitors the pressure change between the contact plate 2 and the mounting plate II 3 in the actual use process, the pressure value is converted into an electric signal and sent to the controller 9, the counter 7 detects the electric signal sent to the controller 9 by the pressure sensor 1 and then counts the electric signal once so that the user can conveniently record the training times, namely the user balling times, and meanwhile, the user can also utilize the counter 7 to enable the two height adjusting mechanisms I6 to periodically change through programming, namely the relative height of the screw 630 in the height adjusting mechanism I6 is determined according to the reading of the counter 7, so that the actual training effect of the device is further improved, and the variability of the balling training process is improved.

Sliding connection between mounting panel II 3 and the contact plate 2 can be realized through multiple mode, for example both ends are fixed connection T type piece II about mounting panel II 3 respectively the contact plate 2 inboard is provided with T type groove II to T type piece II, utilizes the cooperation between T type piece II and the T type groove II can realize the relative slip between mounting panel II 3 and the contact plate 2, can also guarantee only can take place upper and lower rectilinear motion between mounting panel II 3 and the contact plate 2.

The storage battery 10 is arranged in the installation box I12 so as to supply power to the whole device, and the device can not be used under the condition of non-ideal power supply circuit.

Working principle: in the actual use process, the relative heights of the four corners of the installation box I12, namely the contact plate 2, are firstly adjusted by utilizing the height adjusting mechanism II 13 so as to reach a relative horizontal state, then the controller 9 is programmed by utilizing the control panel, the working modes of the two height adjusting mechanisms I6 in the actual use process are determined according to the actual demands of users, namely the training difficulty required by the users, and finally the device starts to work.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a training device of volleyball smash which characterized in that: the device comprises a mounting box I (12), wherein height adjusting mechanisms I (6) are arranged in the mounting box I (12), the number of the height adjusting mechanisms I (6) is two, the two height adjusting mechanisms I (6) are arranged left and right, the upper ends of the two height adjusting mechanisms I (6) are provided with a mounting plate I (11), the upper ends of the single height adjusting mechanisms I (6) are hinged with the mounting plate I (11), and the lower ends of the single height adjusting mechanisms I are in sliding connection with the mounting box I (12) and do left-right linear motion relative to the mounting box I (12);

four corners of the upper end of the mounting plate I (11) are respectively provided with a telescopic rod (5), the upper ends of the four telescopic rods (5) are fixedly connected with a mounting plate II (3), a compression spring (4) is sleeved outside the telescopic rods (5), the lower end face of the compression spring (4) is fixedly connected with the mounting plate I (11), and the upper end face of the compression spring is fixedly connected with the mounting plate II (3);

the upper end of the mounting plate I (11) is provided with an inclination sensor (8);

the upper end of the mounting plate I (11) is also provided with a controller (9), the input end of the controller (9) is electrically connected with the inclination sensor (8), the output end of the controller is electrically connected with the height adjusting mechanism I (6), the inclination sensor (8) monitors the relative angle of the mounting plate I (11) in real time in the actual use process and converts angle data into an electric signal to be sent to the controller (9), the controller (9) controls the relative heights of the two ends of the mounting plate II (3) by utilizing the height adjusting mechanism I (6) according to related data set by a user in advance, in the height adjusting process, the data measured by the inclination sensor (8) are changed, and when the changed angle data are matched with the data set by the user in advance, the controller (9) controls the height adjusting mechanism I (6) to stop working;

the input end of the controller (9) is also electrically connected with a control panel so that a user can program the controller (9) through the control panel to set the relative angle of the mounting plate I (11);

the upper end of the mounting plate II (3) is connected with a contact plate (2) in a sliding manner, the contact plate (2) moves linearly up and down relative to the mounting plate II (3), and a pressure sensor (1) is arranged between the mounting plate II (3) and the contact plate (2);

the pressure sensor (1) is electrically connected with the input end of the controller (9), the output end of the controller (9) is also electrically connected with a counter (7), a user utilizes the counter (7) to enable the two height adjusting mechanisms I (6) to periodically change through programming, and the relative heights of the two ends of the mounting plate II (3) are determined according to the readings of the counter (7).

2. A volleyball smash training device as defined in claim 1 wherein: the height adjusting mechanism I (6) comprises a mounting box II (640), a fixing block (620) is fixedly connected to the front side and the rear side of the mounting box II (640), an internal thread hole is vertically formed in the fixing block (620), a vertically arranged screw (630) is screwed into the internal thread hole, and a rotating mechanism (610) is arranged at the lower ends of the two screws (630).

3. A volleyball smash training device as claimed in claim 2 wherein: the rotating mechanism (610) comprises a driving motor (615) which is horizontally arranged, a bevel gear I (614) which is vertically arranged is fixedly connected to an output shaft of the driving motor (615), a bevel gear II (616) is vertically arranged on the front side and the rear side of the bevel gear I (614), a transmission rod (617) is fixedly connected to one end of each bevel gear II (616) away from each other, a bevel gear III (613) which is vertically arranged is fixedly connected to one end of each transmission rod (617) away from each bevel gear II (616), a bevel gear IV (611) is horizontally arranged at the lower end of each bevel gear III (613), a diamond-shaped rod (612) is fixedly connected to the upper end of each bevel gear IV (611), a diamond-shaped groove is vertically arranged on each screw (630), each diamond-shaped rod (612) is in sliding connection with each screw (630), each bevel gear II (616) is matched with the bevel gears I (614) in an up-down linear mode relative to each screw (630), and the bevel gears III (613) are meshed with each other.

4. A volleyball smash training device as defined in claim 1 wherein: four corners of the installation box I (12) are respectively provided with a height adjusting mechanism II (13).

5. A volleyball smash training device as defined in claim 1 wherein: a storage battery (10) is arranged in the installation box I (12).